Features:* Full hydraulic transmission, electrical centralize control, digital read out, once feeding without return to finish bending and pre-bending and other process;* Top roller fixed, two bottom roller move by arc lifting around a fixed center. They can rising and falling separately also rising and falling at the same time.* Three drive rolls mounted with hydraulic motor, without slipping, even for thineer material can be bent;* Side guide rollers to ensure the high quality for asymmetrical section bending.* Full function, various profile can be bent by replace the mold;* Vertical and horizontal optional;* NC or CNC can be optional by customer;